<function name="Receiver" parent="Panel" type="classfunc"> <description>Allows the panel to receive drag and drop events. Can be called multiple times with different names to receive multiple different draggable panel events.</description> <realm>Client and Menu</realm> <file line="315-L324">lua/includes/extensions/client/panel/dragdrop.lua</file> <args> <arg name="name" type="string">Name of DnD panels to receive. This is set on the drag'n'drop-able panels via <page>Panel:Droppable</page></arg> <arg name="func" type="function">This function is called whenever a panel with valid name is hovering above and dropped on this panel. It has next arguments:⤶ * <page>Panel</page> pnl - The receiver panel⤶ * <page>table</page> tbl - A table of panels dropped onto receiver panel⤶ * <page>boolean</page> dropped - False if hovering over, true if dropped onto⤶ * <page>number</page> menuIndex - Index of clicked menu item from third argument of <page>Panel:Receiver</page>⤶ * <page>number</page> x - Cursor pos, relative to the receiver⤶ * <page>number</page> y - Cursor pos, relative to the receiver</arg> <arg name="func" type="function">This function is called whenever a panel with valid name is hovering above and dropped on this panel. ⤶ ⤶ <callback>⤶ <arg type="Panel" name="pnl">The receiver panel</arg>⤶ <arg type="table" name="tbl">A table of panels dropped onto receiver panel</arg>⤶ <arg type="boolean" name="dropped">False if hovering over, true if dropped onto</arg>⤶ <arg type="number" name="menuIndex">Index of clicked menu item from third argument of <page>Panel:Receiver</page></arg>⤶ <arg type="number" name="x">Cursor pos, relative to the receiver</arg> <arg type="number" name="y">Cursor pos, relative to the receiver</arg>⤶ </callback>⤶ </arg>⤶ <arg name="menu" type="table">A table of strings that will act as a menu if drag'n'drop was performed with a right click</arg> </args> </function> <example> <description>A very simple drag'n'drop example without using <page>DDragBase</page>.</description> <code> local function DoDrop( self, panels, bDoDrop, Command, x, y ) if ( bDoDrop ) then for k, v in pairs( panels ) do self:AddItem( v ) end end end concommand.Add( "test2", function() local frame = vgui.Create( "DFrame" ) frame:SetSize( 500, 300 ) frame:SetTitle( "Frame" ) frame:MakePopup() frame:Center() local left = vgui.Create( "DScrollPanel", frame ) left:Dock( LEFT ) left:SetWidth( frame:GetWide() / 2 - 7 ) left:SetPaintBackground( true ) left:DockMargin( 0, 0, 4, 0 ) left:Receiver( "myDNDname", DoDrop ) -- Make the panel a receiver for drag and drop events local right = vgui.Create( "DScrollPanel", frame ) right:Dock( FILL ) right:SetPaintBackground( true ) right:Receiver( "myDNDname", DoDrop ) for i = 1, 30 do local but = vgui.Create( "DButton" ) but:SetText( i ) but:SetSize( 36, 24 ) but:Dock( TOP ) but:Droppable( "myDNDname" ) -- make the panel be able to be drag'n'dropped onto other panels right:AddItem( but ) end end ) </code> </example>